projectile 发表于 2025-3-30 08:25:37

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TATE 发表于 2025-3-30 14:32:47

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查看完整版本: Titlebook: Strength and Stiffness of Engineering Systems; Dominic J. Bello,Frederick A. Leckie Textbook 2009 Springer-Verlag US 2009 Dal Bello.Engine